![1-29 Microscope Condenser Optics Iris Metal Aperture Diaphragm Lens Adjustable Portable Optical Instruments Camera Adapter - Microscopes - AliExpress 1-29 Microscope Condenser Optics Iris Metal Aperture Diaphragm Lens Adjustable Portable Optical Instruments Camera Adapter - Microscopes - AliExpress](https://ae01.alicdn.com/kf/Sba09511fe7da4b3dbdbfb669a1d066f6d/1-29-Microscope-Condenser-Optics-Iris-Metal-Aperture-Diaphragm-Lens-Adjustable-Portable-Optical-Instruments-Camera-Adapter.jpg)
1-29 Microscope Condenser Optics Iris Metal Aperture Diaphragm Lens Adjustable Portable Optical Instruments Camera Adapter - Microscopes - AliExpress
![Condensers, explained by RP; lens, Köhler illumination, uniformity, numerical aperture, diaphragm, microscope, image projector, fly eye Condensers, explained by RP; lens, Köhler illumination, uniformity, numerical aperture, diaphragm, microscope, image projector, fly eye](https://www.rp-photonics.com/previews/condensers.png)
Condensers, explained by RP; lens, Köhler illumination, uniformity, numerical aperture, diaphragm, microscope, image projector, fly eye
![ZEISS Microscopy Online Campus | Interactive Tutorials | Condenser Light Cones and Numerical Aperture ZEISS Microscopy Online Campus | Interactive Tutorials | Condenser Light Cones and Numerical Aperture](https://zeiss-campus.magnet.fsu.edu/tutorials/basics/condenserlightcones/lightconesfigure1.jpg)
ZEISS Microscopy Online Campus | Interactive Tutorials | Condenser Light Cones and Numerical Aperture
![Aperture Diaphragm Portable Optics Iris Camera Adapter Microscope Condenser Lens Metal Adjustable Diaphragm Handle Adjustment _ - AliExpress Mobile Aperture Diaphragm Portable Optics Iris Camera Adapter Microscope Condenser Lens Metal Adjustable Diaphragm Handle Adjustment _ - AliExpress Mobile](https://ae01.alicdn.com/kf/H5bb04de7ab2446b1b5751e1ed665befab/Aperture-Diaphragm-Portable-Optics-Iris-Camera-Adapter-Microscope-Condenser-Lens-Metal-Adjustable-Diaphragm-Handle-Adjustment.jpg)